Air Supply Control Valves for Zephyr L6-200 33L (1982) Air Injection System
DESCRIPTION
These valves are used to direct air pump output to the exhaust manifold or downstream to the catalyst system depending on the engine control
modes.
Three types of valves are used, the standard air control valve, Fig. 75, the air control/shut off valve with orifice, Fig. 76, and the air control/shut
off valve, Fig. 77.